Figure 4. Molecular characteristic of DAG-related gene-cluster subtypes in LUAD. (A) Identification of DAG-related gene-cluster subtypes. (B) Unsupervised PCA analysis of gene-cluster A, B and C. (C) Clinical prognosis analysis of LUAD in gene-cluster A, B, and C. (D) Comprehensive analysis of DAG-related DEGs in gene-cluster, DAG cluster and clinical variables. (E) The expression of DAG in gene-cluster A, B and C. (F, G) GO and KEGG enrichment analysis of DAG-related DEGs.